Published jointly by the Federal Highway Administration and the National Concrete Bridge Council
DeWayne Wilson, Washington State Department of Transportation Background WSDOT has a comprehensive Bridge Deck Program with the primary goal of economically repairing and overlaying concrete bridge decks to prolong their lifespan and avoid expensive deck replacements (sustainability). WSDOT manages 3,109
Read More >>Washington State DOT’s use of Modified Concrete Overlays to preserve bridge decks
Jason DeRuyver, Michigan DOT Epoxy floodcoats have been used as a preventive maintenance treatment on bridge decks in Michigan since the early 1990’s. The early floodcoats were expensive, time consuming and left many questions regarding effectiveness and longevity. Since then,
Paul D. Tennis, Portland Cement Association “New” Technology Portland-limestone cement (PLC) is a relatively new technology for the US, with requirements defining Type IL adopted in 2012 in specifications ASTM C595 and AASHTO M 240 (in parallel thanks to efforts
Read More >>Portland-Limestone Cement—A Choice Material for Sustainable Concrete
Gregory Hunsicker, Structural / VSL, and Theodore L. Neff and Miroslav F. Vejvoda, Post-Tensioning Institute This article has been reprinted with the permission of ASPIRETM. In 2012, the Post-Tensioning Institute (PTI) published the updated PTI M55.1-12, Specification for Grouting of
Read More >>Further Improvements in Post-Tensioning Grout Materials
Celik Ozyildirim, PhD, PE, and Stephen Sharp, PhD, PE, Virginia Center for Transportation Innovation and Research, a division of the Virginia Department of Transportation Introduction The corrosion of steel reinforcement in concrete structures is a common problem for state departments
Read More >>Piles with Corrosion-Free Carbon Fiber Composite Cable in Virginia